Maths Olympiad Prep

Library /Czech-Polish-Slovak Match

Czech-Polish-Slovak Match

30 problems here, rated 4.4 to 7.8 on our scale (AIME to National Olympiad, round 2). 13 of them ask for a proof.

Algebra 12Combinatorics 4Geometry 5Number theory 9
#TopicDiffTypeYear
1 Geometry 4.4 proof — open
2 Algebra 4.9 proof — open
3 Geometry 5.1 proof — open
4 Number theory 5.4 proof — open
5 Number theory 5.6 proof — open
6 Algebra 5.7 proof — open
7 Algebra 5.8 answer — open
8 Combinatorics 5.9 proof — open
9 Geometry 6.1 proof — open
10 Number theory 6.2 answer — open
11 Geometry 6.3 proof — open
12 Number theory 6.3 answer — open
13 Algebra 6.3 answer — open
14 Number theory 6.3 answer — open
15 Combinatorics 6.3 answer — open
16 Geometry 6.3 proof — open
17 Algebra 6.3 answer — open
18 Algebra 6.3 proof — open
19 Algebra 6.4 proof — open
20 Number theory 6.4 answer — open
21 Algebra 6.4 answer — open
22 Number theory 6.5 answer — open
23 Number theory 6.5 answer — open
24 Number theory 6.5 answer — open
25 Algebra 6.6 answer — open
26 Algebra 6.6 answer — open
27 Algebra 6.8 answer — open
28 Algebra 6.9 answer — open
29 Combinatorics 6.9 answer — open
30 Combinatorics 7.8 proof — open
These are sorted by difficulty within the competition, but they aren't a course. The track is the route through, drawn from all the sources at once.